It looks like this is a web page, not a feed. I looked for a feed associated with this page, but couldn't find one. Please enter the address of your feed to validate.

Source: https://blog-affiga8q8.mit-edu.top/post/3685147290

  1. <!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,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);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="390"></head><body class="no-js"><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "blog-affiga8q8.mit-edu.top",cType: 'managed',cRay: '90f6d19a6af181f3',cH: 'mKp4e9GLzDS3M2ejZNdcDJwL09Hc6TdmjnYHYxSVSu8-1739135138-1.2.1.1-b.IFWmfKhFgGghi15BU6iUVvD2N6EPQfi_N2u1u83wvXAeUuvTUZERGo5g.RuIfS',cUPMDTk: "\/post\/3685147290?__cf_chl_tk=a6z7C1kzMBQ8wFkcqVLvUuSNMJmsIDQ52262f9k1nQ0-1739135138-1.0.1.1-lOB8x4rCxfNs.v1Iz0HcpXU0My38Yh_cIq6HlBsSQUY",cFPWv: 'g',cITimeS: '1739135138',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3685147290?__cf_chl_f_tk=a6z7C1kzMBQ8wFkcqVLvUuSNMJmsIDQ52262f9k1nQ0-1739135138-1.0.1.1-lOB8x4rCxfNs.v1Iz0HcpXU0My38Yh_cIq6HlBsSQUY",md: "zVEW6ijGmfWFKR8SpKTw0AiY2R64S.V.cZ_bQBGlzfE-1739135138-1.2.1.1-MI_GDh1wzZm8d5gj5F6b19di2K0WtRFnOpciOLbDKRhSufBJeTvo_ycGTPQ1eAsSPf4bJCad0SF_._L72ZglRAhpg3DhSiGzmyttiozAteX3TI_UyUGOJ3pNeQ2El7c05TvCZofwH8xd4TEMJN.TIx6ZBNZvmc_YB7uXC2CxuX8e85BY8TLubWqjy4rxho7eTFe3_pXQ2lm8u.yBr3hzfgq71aQz4Rilpc9_4kYRqrTHLfvx0yW0H0mV1ft388S7lD7WX8GgUF6RHR1BOp1EEN1hN7aK6Ow_cDNt6yLhqdQlk80rKRl9zs5.VWVEgD8em5dS2BmVHMyeP.SSyWLUWH1o4YBnQEtSdVz2YiOYu0XRKNzoDQA8NGt1rX_VkxmvbnpQFWhOW9sFBFOnmf1g0YrNuMRHJGq_qtYfY3Bp4ruY.J6h64b6Dwb2whSONdJRipaZMeksN07a8v3G4IJqliwadjqHqapY8ZheJUaPAAXoUu_ipaHi1I_rtdqy0bDqKHZCSVNYInHotsqhkNQDWeGkv3rr6CMBHTPuqtgGmRR75i71jtZvIOHDAWtJ_1Jv_0pGqqVoKn3vEYZ0vf4x4gKvUv_U8wUuXZMSpJcafciLwX2tCckTFHxqdEh2tGfyFM_XL.XIJRYuosiJJnB5SvhVIIUDrawsWmWrffvDMOiEnYt8k..y2WTVWw54k7Sfg6f0yqCLTMKGd.RSe5RjMR1NDRGRTJ4mvqPHJIKXcxcljI_laFuXVJ0Fj6YwLI488MbUAkUWLtkij9hpmtQQoNZs5AHYpdDXZLWQyGDPr5KOU_W42dEmvL_KuYC0ig89.gbmq5UUFPV8MWu4_gnOqlV7.fNtPfxAtzpVrPFhfolftIEpdd8x_u_b.ZYh56NUs.fj5LUDGDBpuxHNGf2pJMiBE_VMMNohlSqL3fluQcwMRRfQ8aHo1dVP9sIo9vDGRBL1P3jb9Oj6.maXRwgiE0k0_3thoN6bICEqTeK1XaoUSTbhrHknc79ICI9N.H6HIcw_y8G7Npr9e7c1kPrgV3WXC7j4FFsS5QU_YL1ny0tsbmzKwBFNmAldJpEJnLiNiX12BRRP6HjOPCDug4VWT.lYixbzrdAuljcazGDGPf36Jd0ceD0_CAEIYg3TnRkUFGy5M7ca1RGwOiEYfSQx5iqkgdJmdlwbKrGDB8wRsgN22U2M4KUo.pTFYhRByd4ISgUKwaU.WXqbNiOoJ1daSaudfiCVEFConZx0q3_1TurmdxXri9oD9pfrmouDfsrLoKlK1L6.tmmFs1zHhLJPQQiZC_ph3FkkPH5UItiaEp4V_Honelas_efKlVxOeHlRFHhVt_CIbB_uXg7wGldLbGUiAkNlphwSrLCeAAhjzb3mSsOCyzdoDsZNmgR0ZhlnGzGVDTvYmHxjRzxmSGuWxr8Ln9aWOElbnLs4sBahi6DT37hq6c30vPKYQBEalFaq5gDfguK7Rn5GDEIFcjni3FDMPsDEDXMYGtIsfGT6JTcTLf23oknL_MkQcIW7MgMD7r0fIvBZjIoRysPoQ8sddJgZXGk8pVxhyaQseoNhptjRwvM9dm8BPXbQMzKt2nFVUTayPT1N8MvetzBzyC3Nes4_B0oUt9ZRUFfia03INLZS74Ax.nrs_8U1oJMH8GTzMHBJcvj_ubZfeYH1V90FV3v.KHgldq3KwXfBKz8u6eS8ds_airfs6giLgkW.3SWvm3zu.OWDEzn0pYGyc.OycQh8LSPcWgbtKirSAOI5vjRLolfYcut55pJpIJg8YttjzcXYUritWjuwf0sZ23T7x4NZWPvgw4si9PzjFp35vjNc3Q4mIF9BHOfqexGKQYHA0oGQIUc7gKsPar5yvy7PGel.TjIhgXake1lnkY.oJZoC6u2bWAdgNsEayeZ0HQagUZV0WZ5hZeg83DoupVzHM3oCrKn.E54.jt0FfXd55K8RjqXo5nPZ0.0FuO7j0ETOkNd0kBnFvZsW.I_1iJ0RJ6MqYv7OF1YnQ7LXyhuBiJnZz12IIyw2.aXYXx31W_rJ4QZakRu8_FAeSBWIs2funh9gSRRQpIRiSXO2nfhEq.JeXL3rJ32BltVuZPAjISbaPAnrwobzY4kdKJgYKo5z8RtNep4MMUdzHDrF3p3lKMefWCds47iQFve46EEiB1ctnKi3UgsTH3DAtj7Ygo.0JBne1uWceW_CszjfnZo1gWfBqh9ZWbY.UjswpEolZlKj",mdrd: "AHF15m.9laF7h4xS0RICljS29Qw72DpPa8yOQVcF32E-1739135138-1.2.1.1-rIWgUyTCujqZ1Ze2XwJoz4PswbIqc37qCUDxpXkn.b8ZeiZaYSsM_YuF7aaFBp6F6mNz30w26uqSTDUBSRRPwzzz_cqZOoinijmQOg8PIFu_S9A8i8U0G6TR6LXtaL_C1YwfuPdhYP03Wj1LeHK3MnGWu9J7kqy14dIBErQELeSnUCOW5K56Jf4eVJ0PA0KUkOFM7z8xn24_zUUjVHcyJWl1g9XucSaD7t5R3aWUS44ARr5zzevnk4FRqyMXrKTacqnL.YGCL4cutsCeODERw.kitEM_N2oepb__kMec2M2ZoYDoY4KOqrLjf5zPIK2wMrD_YvsM1YjGo2O1AmEUecVT_N_C7HPy4bjvaeAsn0TDqyziwCXBHLad39s87PtWYrnE4ShSJqGJLnp60FMh2gbN53DGNPQbEBhhY_diQUGZQ0jiec9KsqBJ2q4RrVQ41pGSDluAZ1Is_wI8tOrGNZY3qiCfq8uW0nk4KfFYjbKF2aqdIFAQzY2A4_4JMAMSdbV8NvHK_kmL0.3S_XeerpD7P.UlcfEqbACVCw8CFe9jOivzG8LFWD97FK7jmgafX1g.t464xUsJ_FXXFEQHMt__RaSjnPa0E0j6meFDgt8xSfORCf4BFkM0bTO90BPmwsIaQrSFv2VSYHDhCfjFx0XKhxLeEJjRDJrCQD6GWEtVB4QFrLFqvezoBDa602O_ldezhmHfFGC50nkIg0tV7SljlDzE0QwQXC.GAyAPy8SVWcSZ2D7WqO51Wgu.rLybOpHE81I3AouPhfbxFG6vcnZ308Bpf86tlSzAPkF46Jf9Fj.QZemuyDBLEMV.lUaDLytgzGC8boqrNzESrO0QUsL625R8bAYfVcwT7wUT8HvuOBDNh_S8.qoTFyfRlwgS73x4TnHwqDIykczvz5CyQmCy8rKk4gRxpwTIdLJfqN3gZ6tfDtXUSHg448vtKt3pIfbOAFFlR5NNcxfvOTgoCSBaWHMTdQm1UY8kAzo44w2g6yZ5yLHFb3bz_zn16dJRlcGwU0r0Lh129OuXDP_LUxvbaUvprNI2ZkTcybvqEZivDwXdLFGO.Y1QBqQZaBQxVraCSuBrPeaaHx0ALALRaCx9rVRS4ENJWMTMh7.yBHPYNaWVZMijrAKDi5TU_fflPASpVCbCf_mXijmEJQgFOexr5MmKL0LbMAY3A52yG9LgPo5xYrBkpWkz3_B2MpvuG2M6HJitc2ZwIPeaxne2BdB55wIBjTJS.bxqoCdSkZQ5rLpH2o_Q_W.Rs5wHpfvXNCW6p8QbpwfxkIo1FRvmtz.2.EMFu60vsJJ8Ldst__r6BEPTVvXyctQ7RAcNemba6I3gzz9AQXO9flcDFSYDTIzXgn61pViKxFTwvwdmW6LxG8CNbzEmLcTecjokYHkjceSd8tS41MaLD_xbshF9L2vUXRRVHPTKCOjRWpjpQNTk1YAcNYKuzYB3bju7oq2C5cWV8FgNvHo6iXY2zPhl.EC8v4qmoM7.AjyZQmQC6_9MXiLxUGtqJ7B0mXrZxiDwziD8p0W2UdsMIk37JOMvL9CjIDxC1AH7d8BqpIFYdEQBC49VWd9z.ov75r2aowOXi1rZDqNtfcGCo3DBHGWc9ecgIJA0y2tqPDt.uDCOW1U643Fn0zSBMJLQ3nzqeFbOw1KQhiOu.gJXLxR7qkpEKaEoU16iafyq5MrQ5OcuW04kHlPu7kNk7INXjhesN8jOuzwKrm.oah4BIk0ug2xj3be.1DaFjOyt1_DRbOHscSIHySIqlWkxTMROclDTVjyp8xGP.M42W88ePoWyK6xamFWKtr4sE_pM26BvPc.ocek"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f6d19a6af181f3';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/post\/3685147290?__cf_chl_rt_tk=a6z7C1kzMBQ8wFkcqVLvUuSNMJmsIDQ52262f9k1nQ0-1739135138-1.0.1.1-lOB8x4rCxfNs.v1Iz0HcpXU0My38Yh_cIq6HlBsSQUY" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>
Copyright © 2002-9 Sam Ruby, Mark Pilgrim, Joseph Walton, and Phil Ringnalda